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[vsnet-id 864] UBV sequence for DH Carinae



     In an overlooked IBVS note, Tapia provides a chart and UBV sequence for
the flare star DH Carinae.  The stars are not otherwise identified, and I show
coordinates and photometry below.  The star positions are from UCAC1 (source U
in column 's') or the final 2MASS catalogue (source M).  Tapia's photometry
is given along with uncertainties and the number of observations.  The data
were taken with 40cm and 90cm telescopes at CTIO, accounting for the uncertain
values for the fainter stars.
     The position of DH Car in SIMBAD is approximate; the star is evidently
the _western_ of a close pair just resolved on DSS2 images (Tapia identifies
it as the eastern star).

\Brian

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source:  1968IBVS..286....1T


Name          RA  (J2000)  Dec     s    V   unc   B-V  unc   U-B  unc    n
DH Car   * 11 14 51.76 -61 45 37.1 M  15.46 0.03  0.90 0.03  0.32 0.09  27
DH Car h   11 14 58.92 -61 46 42.0 U  12.76 0.01  0.92 0.01  0.35 0.04   2
DH Car a   11 14 53.66 -61 44 34.7 U  12.83 0.04  0.91 0.01  0.05 0.05   2
DH Car i   11 15 05.18 -61 46 18.0 U  13.07 0.01  0.93 0.01  0.29 0.04   2
DH Car j   11 14 44.88 -61 47 01.7 U  13.25 0.03  0.96 0.01 -0.03 0.01   2
DH Car b   11 14 47.14 -61 45 22.7 U  14.3  0.1   0.9  0.1   0.8  0.1    2
DH Car f   11 14 52.72 -61 45 51.2 U  15.2  0.2   0.82 0.09  0.3  0.2    6
DH Car k   11 14 50.17 -61 45 49.7 M  16.3  0.2   0.87 0.01  0.16 0.06   5


Note
DH Car   western star of a 4" pair, ID possibly uncertain?


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